Because diamonds are the hardest substance in nature, diamond grit makes an excellent abrasive for sharpening knives and tools. Lansky's bench stones feature a full, unbroken diamond grit surface to give you the most effective and most efficient sharpening surface.

The Lansky Sharpening System is the most effective way to sharpen all your sporting, hobby and household knives. The patented Lansky System makes it easy for you to get the consistent angle you need for a professional edge on every knife.

The Lansky Sharpening System is the most effective way to sharpen all your sporting, hobby and household knives. The patented Lansky System makes it easy for you to get the consistent angle you need for a professional edge on every knife.